I

immutable

An immutable object’s data cannot be changed.

importing

A means to allow the use of abbreviated class names.

index

A unique identifying integer for a component of an array.

inheritance

The mechanism by which a class has the data and methods of its parent classes.

instance variables

Non-static variables of a class.

integer

Any data type that represents non-fractional numbers.

interface

A list of public method declarations.

interpreted compiled language

A language whose compiled code is executed by a virtual machine.